Grayscale Holdings Tracker

Compare Bitcoin price history with two moving-average series. Get the available figures and dates for your own chart or market report in one paid lookup.

Compare Bitcoin price history with a miner-revenue indicator. One paid lookup provides the available figures and dates for your own chart or market report.

Review reported changes in price, trading volume and open interest across crypto assets. Choose a period, or keep the preset 15-minute view. Each paid lookup returns one set of figures.

Track public company Bitcoin and Ethereum holdings. 179 BTC companies + 32 ETH companies ranked by holdings. Unrealized P&L, avg entry price, % of supply. No API key required.

Extract 13F institutional holdings filings from SEC EDGAR. Search by institution name and date range to find hedge funds, mutual funds, and asset managers' quarterly position disclosures. Returns filing metadata and top equity holdings. Free SEC EDGAR API — no authentication required.

Scion Asset Management 13F Holdings Scraper

automation-lab/scion-asset-management-13f-holdings-export

Export Scion Asset Management SEC 13F filing summaries and normalized holdings for quarterly portfolio research and change monitoring.

Review historical comparisons of open interest, market value and trading volume for a selected asset. Choose the ending time and interval. The preset Bitcoin example uses a fixed date in September 2026.

Compare long and short trading ratios across exchanges for a selected asset and interval. Retrieve structured JSON with exchange names, ratios and available buy/sell turnover figures in one run.

Property Lookup

dinalevdev/property-lookup-king-county

For a given address, returns information about the property including the last document recorded in sales history.

ETF Holdings Diff Monitor

junipr/etf-holdings-diff-monitor

Monitor public ETF holdings files for adds, removals, weight changes, and exposure shifts.